In episode 92 Team MÄR is in pursuit of the Almetici but are cut off by Ghost Chess and pair off in battles.
Battles
The Flat Sisters are barring the way, but some of MAR stops them:
Snow takes on Allegro, the vicious 2nd-born
Jack faces Moderato, the shy 3rd-born
Nanashi faces Grave, the wondrous 1st-born
Getting past the sisters, the tougher ghosts are also taken on:
Then when Chaton is in danger, Loco has flashbacks of time they spent together:
